633ca3ff2f
C++ constructors/destructors need to go through a different constructor to construct a GlobalDecl object in order to retrieve their linkage type. This causes an assert failure in the default constructor of GlobalDecl. I'm chaning it to using the exsiting GlobalDecl object. Reviewed By: dblaikie Differential Revision: https://reviews.llvm.org/D102356
79 lines
2.2 KiB
C++
79 lines
2.2 KiB
C++
// This test checks if internal linkage symbols get unique names with
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// -funique-internal-linkage-names option.
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// RUN: %clang_cc1 -triple x86_64 -x c++ -S -emit-llvm -o - < %s | FileCheck %s --check-prefix=PLAIN
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// RUN: %clang_cc1 -triple x86_64 -x c++ -S -emit-llvm -funique-internal-linkage-names -o - < %s | FileCheck %s --check-prefix=UNIQUE
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static int glob;
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static int foo() {
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return 0;
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}
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int (*bar())() {
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return foo;
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}
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int getGlob() {
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return glob;
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}
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// Function local static variable and anonymous namespace namespace variable.
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namespace {
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int anon_m;
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int getM() {
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return anon_m;
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}
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} // namespace
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int retAnonM() {
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static int fGlob;
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return getM() + fGlob;
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}
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// Multiversioning symbols
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__attribute__((target("default"))) static int mver() {
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return 0;
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}
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__attribute__((target("sse4.2"))) static int mver() {
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return 1;
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}
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int mver_call() {
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return mver();
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}
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namespace {
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class A {
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public:
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A() {}
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~A() {}
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};
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}
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void test() {
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A a;
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}
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// PLAIN: @_ZL4glob = internal global
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// PLAIN: @_ZZ8retAnonMvE5fGlob = internal global
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// PLAIN: @_ZN12_GLOBAL__N_16anon_mE = internal global
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// PLAIN: define internal i32 @_ZL3foov()
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// PLAIN: define internal i32 @_ZN12_GLOBAL__N_14getMEv
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// PLAIN: define weak_odr i32 ()* @_ZL4mverv.resolver()
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// PLAIN: define internal void @_ZN12_GLOBAL__N_11AC1Ev
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// PLAIN: define internal void @_ZN12_GLOBAL__N_11AD1Ev
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// PLAIN: define internal i32 @_ZL4mverv()
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// PLAIN: define internal i32 @_ZL4mverv.sse4.2()
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// PLAIN-NOT: "sample-profile-suffix-elision-policy"
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// UNIQUE: @_ZL4glob = internal global
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// UNIQUE: @_ZZ8retAnonMvE5fGlob = internal global
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// UNIQUE: @_ZN12_GLOBAL__N_16anon_mE = internal global
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// UNIQUE: define internal i32 @_ZL3foov.[[MODHASH:__uniq.[0-9]+]]() #[[#ATTR:]] {
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// UNIQUE: define internal i32 @_ZN12_GLOBAL__N_14getMEv.[[MODHASH]]
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// UNIQUE: define weak_odr i32 ()* @_ZL4mverv.[[MODHASH]].resolver()
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// UNIQUE: define internal void @_ZN12_GLOBAL__N_11AC1Ev.__uniq.68358509610070717889884130747296293671
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// UNIQUE: define internal void @_ZN12_GLOBAL__N_11AD1Ev.__uniq.68358509610070717889884130747296293671
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// UNIQUE: define internal i32 @_ZL4mverv.[[MODHASH]]()
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// UNIQUE: define internal i32 @_ZL4mverv.[[MODHASH]].sse4.2
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// UNIQUE: attributes #[[#ATTR]] = { {{.*}}"sample-profile-suffix-elision-policy"{{.*}} }
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