ff1c044ada
Summary: Correct size_t to be unsigned int and ptrdiff_t to be signed long. The types were the correct size before this change but the exact type matters for name mangling and exception handling in C++. Reviewers: atanasyan Reviewed By: atanasyan Differential Revision: http://reviews.llvm.org/D3470 llvm-svn: 207093
50 lines
1.4 KiB
C++
50 lines
1.4 KiB
C++
// RUN: %clang_cc1 -x c++ -emit-llvm -triple=mips-unknown-linux-gnu < %s | FileCheck --check-prefix=O32 %s
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// RUN: %clang_cc1 -x c++ -emit-llvm -triple=mips64-unknown-linux-gnu -target-abi n32 < %s | FileCheck --check-prefix=N32 %s
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// RUN: %clang_cc1 -x c++ -emit-llvm -triple=mips64-unknown-linux-gnu -target-abi 64 < %s | FileCheck --check-prefix=N64 %s
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// Test that the size_t is correct for the ABI. It's not sufficient to be the
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// correct size, it must be the same type for correct name mangling.
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long *alloc_long() {
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long *rv = new long; // size_t is implicit in the new operator
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return rv;
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}
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// O32-LABEL: define i32* @_Z10alloc_longv()
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// O32: call noalias i8* @_Znwj(i32 4)
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// N32-LABEL: define i32* @_Z10alloc_longv()
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// N32: call noalias i8* @_Znwj(i32 4)
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// N64-LABEL: define i64* @_Z10alloc_longv()
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// N64: call noalias i8* @_Znwm(i64 8)
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long *alloc_long_array() {
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long *rv = new long[2];
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return rv;
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}
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// O32-LABEL: define i32* @_Z16alloc_long_arrayv()
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// O32: call noalias i8* @_Znaj(i32 8)
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// N32-LABEL: define i32* @_Z16alloc_long_arrayv()
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// N32: call noalias i8* @_Znaj(i32 8)
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// N64-LABEL: define i64* @_Z16alloc_long_arrayv()
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// N64: call noalias i8* @_Znam(i64 16)
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#include <stddef.h>
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void size_t_arg(size_t a) {
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}
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// O32-LABEL: _Z10size_t_argj
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// N32-LABEL: _Z10size_t_argj
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// N64-LABEL: _Z10size_t_argm
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void ptrdiff_t_arg(ptrdiff_t a) {
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}
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// O32-LABEL: _Z13ptrdiff_t_argi
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// N32-LABEL: _Z13ptrdiff_t_argi
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// N64-LABEL: _Z13ptrdiff_t_argl
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