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| author | Edward O'Callaghan <eocallaghan@auroraux.org> | 2009-10-29 00:27:08 +0000 |
|---|---|---|
| committer | Edward O'Callaghan <eocallaghan@auroraux.org> | 2009-10-29 00:27:08 +0000 |
| commit | fb0e92637bf32a414114a6541d5436f462343a7f (patch) | |
| tree | 34662807ab91e8936ff53f5dbf326354d5955d7f /test | |
| parent | f632c06a16ca6bf4c4abefb17cc1597f65cd7b41 (diff) | |
| download | compiler-rt-fb0e92637bf32a414114a6541d5436f462343a7f.tar.gz compiler-rt-fb0e92637bf32a414114a6541d5436f462343a7f.tar.bz2 compiler-rt-fb0e92637bf32a414114a6541d5436f462343a7f.tar.xz | |
Nested function test in compiler-rt should not be run under Clang.
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@85456 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/Unit/trampoline_setup_test.c | 47 |
1 files changed, 28 insertions, 19 deletions
diff --git a/test/Unit/trampoline_setup_test.c b/test/Unit/trampoline_setup_test.c index 630d5c46..60c3653c 100644 --- a/test/Unit/trampoline_setup_test.c +++ b/test/Unit/trampoline_setup_test.c @@ -1,11 +1,12 @@ -//===-- trampoline_setup_test.c - Test __trampoline_setup -----------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// +/* ===-- trampoline_setup_test.c - Test __trampoline_setup -----------------=== + * + * The LLVM Compiler Infrastructure + * + * This file is distributed under the University of Illinois Open Source + * License. See LICENSE.TXT for details. + * + * ===----------------------------------------------------------------------=== + */ #include <stdio.h> @@ -13,11 +14,17 @@ #include <stdint.h> #include <sys/mman.h> -// -// Tests nested functions -// The ppc compiler generates a call to __trampoline_setup -// The i386 and x86_64 compilers generate a call to ___enable_execute_stack -// +/* + * Tests nested functions + * The ppc compiler generates a call to __trampoline_setup + * The i386 and x86_64 compilers generate a call to ___enable_execute_stack + */ + +/* + * Note that, nested functions are not ISO C and are not supported in Clang. + */ + +#ifdef __gcc__ && !__clang__ typedef int (*nested_func_t)(int x); @@ -25,18 +32,18 @@ nested_func_t proc; int main() { - // some locals + /* Some locals */ int c = 10; int d = 7; - // define a nested function + /* Define a nested function: */ int bar(int x) { return x*5 + c*d; }; - // assign global to point to nested function - // (really points to trampoline) + /* Assign global to point to nested function + * (really points to trampoline). */ proc = bar; - // invoke nested function + /* Invoke nested function: */ c = 4; if ( (*proc)(3) != 43 ) return 1; @@ -44,6 +51,8 @@ int main() if ( (*proc)(4) != 40 ) return 1; - // success + /* Success. */ return 0; } + +#endif /* __clang__ */ |