8a86261c51
Previously methods `FPOptions::get*` returned unsigned value even if the corresponding property was represented by specific enumeration type. With this change such methods return actual type of the property. It also allows printing value of a property as text rather than integer code. Differential Revision: https://reviews.llvm.org/D87812
144 lines
4.1 KiB
C++
144 lines
4.1 KiB
C++
// Test without serialization:
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// RUN: %clang_cc1 -fsyntax-only -triple x86_64-pc-linux -std=c++11 -ast-dump %s \
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// RUN: | FileCheck --strict-whitespace %s
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// Test with serialization:
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// RUN: %clang_cc1 -triple x86_64-pc-linux -emit-pch -o %t %s
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// RUN: %clang_cc1 -x c++ -triple x86_64-pc-linux -include-pch %t -ast-dump-all /dev/null \
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// RUN: | sed -e "s/ <undeserialized declarations>//" -e "s/ imported//" \
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// RUN: | FileCheck --strict-whitespace %s
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float func_01(float x);
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template <typename T>
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T func_02(T x) {
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#pragma STDC FP_CONTRACT ON
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return func_01(x);
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}
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float func_03(float x) {
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#pragma STDC FP_CONTRACT OFF
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return func_02(x);
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}
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// CHECK: FunctionTemplateDecl {{.*}} func_02
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// CHECK: FunctionDecl {{.*}} func_02 'float (float)'
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// CHECK-NEXT: TemplateArgument type 'float'
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// CHECK-NEXT: BuiltinType {{.*}} 'float'
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// CHECK-NEXT: ParmVarDecl {{.*}} x 'float'
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// CHECK-NEXT: CompoundStmt
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// CHECK-NEXT: ReturnStmt
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// CHECK-NEXT: CallExpr {{.*}} FPContractMode=1
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// CHECK: FunctionDecl {{.*}} func_03 'float (float)'
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// CHECK-NEXT: ParmVarDecl {{.*}} x 'float'
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// CHECK-NEXT: CompoundStmt
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// CHECK-NEXT: ReturnStmt
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// CHECK-NEXT: CallExpr {{.*}} FPContractMode=0
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int func_04(float x) {
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#pragma STDC FP_CONTRACT ON
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return x;
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}
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// CHECK: FunctionDecl {{.*}} func_04 'int (float)'
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// CHECK-NEXT: ParmVarDecl {{.*}} x 'float'
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// CHECK-NEXT: CompoundStmt
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// CHECK-NEXT: ReturnStmt
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// CHECK-NEXT: ImplicitCastExpr {{.*}} 'int' <FloatingToIntegral> FPContractMode=1
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float func_05(double x) {
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#pragma STDC FP_CONTRACT ON
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return (float)x;
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}
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// CHECK: FunctionDecl {{.*}} func_05 'float (double)'
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// CHECK-NEXT: ParmVarDecl {{.*}} x 'double'
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// CHECK-NEXT: CompoundStmt
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// CHECK-NEXT: ReturnStmt
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// CHECK-NEXT: CStyleCastExpr {{.*}} FPContractMode=1
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float func_06(double x) {
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#pragma STDC FP_CONTRACT ON
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return float(x);
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}
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// CHECK: FunctionDecl {{.*}} func_06 'float (double)'
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// CHECK-NEXT: ParmVarDecl {{.*}} x 'double'
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// CHECK-NEXT: CompoundStmt
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// CHECK-NEXT: ReturnStmt
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// CHECK-NEXT: CXXFunctionalCastExpr {{.*}} FPContractMode=1
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float func_07(double x) {
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#pragma STDC FP_CONTRACT ON
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return static_cast<float>(x);
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}
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// CHECK: FunctionDecl {{.*}} func_07 'float (double)'
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// CHECK-NEXT: ParmVarDecl {{.*}} x 'double'
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// CHECK-NEXT: CompoundStmt
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// CHECK-NEXT: ReturnStmt
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// CHECK-NEXT: CXXStaticCastExpr {{.*}} FPContractMode=1
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#pragma STDC FENV_ROUND FE_DOWNWARD
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float func_10(float x, float y) {
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return x + y;
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}
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// CHECK-LABEL: FunctionDecl {{.*}} func_10 'float (float, float)'
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// CHECK: BinaryOperator {{.*}} 'float' '+' RoundingMode=downward
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float func_11(float x, float y) {
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if (x < 0) {
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#pragma STDC FENV_ROUND FE_UPWARD
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return x + y;
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}
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return x - y;
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}
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// CHECK-LABEL: FunctionDecl {{.*}} func_11 'float (float, float)'
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// CHECK: BinaryOperator {{.*}} 'float' '+' RoundingMode=upward
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// CHECK: BinaryOperator {{.*}} 'float' '-' RoundingMode=downward
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#pragma STDC FENV_ROUND FE_DYNAMIC
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float func_12(float x, float y) {
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return x + y;
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}
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// CHECK-LABEL: FunctionDecl {{.*}} func_12 'float (float, float)'
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// CHECK: BinaryOperator {{.*}} 'float' '+' RoundingMode=tonearest
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#pragma STDC FENV_ROUND FE_TONEAREST
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float func_13(float x, float y) {
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return x + y;
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}
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// CHECK-LABEL: FunctionDecl {{.*}} func_13 'float (float, float)'
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// CHECK: BinaryOperator {{.*}} 'float' '+' RoundingMode=tonearest
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template <typename T>
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T func_14(T x, T y) {
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#pragma STDC FENV_ROUND FE_TOWARDZERO
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return x + y;
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}
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float func_15(float x, float y) {
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#pragma STDC FENV_ROUND FE_DOWNWARD
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return func_14(x, y);
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}
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// CHECK-LABEL: FunctionTemplateDecl {{.*}} func_14
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// CHECK: FunctionDecl {{.*}} func_14 'T (T, T)'
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// CHECK: CompoundStmt
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// CHECK-NEXT: ReturnStmt
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// CHECK-NEXT: BinaryOperator {{.*}} '+' RoundingMode=towardzero
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// CHECK: FunctionDecl {{.*}} func_14 'float (float, float)'
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// CHECK: CompoundStmt
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// CHECK-NEXT: ReturnStmt
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// CHECK-NEXT: BinaryOperator {{.*}} 'float' '+' RoundingMode=towardzero
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