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| author | Chris Lattner <sabre@nondot.org> | 2009-09-26 21:16:00 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2009-09-26 21:16:00 +0000 |
| commit | 50dd255e5ad05f0d44bb92f358ff3f541a3d7a4b (patch) | |
| tree | 5feff8f191680b64596e0961e80c8fed3cb4cf35 | |
| parent | fc9cd61f2372cd8f43f0d92be14fa75778de6be6 (diff) | |
builtin_trap should be noreturn, this fixes PR5062, patch by
Roman Divacky!
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@82876 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | include/clang/Basic/Builtins.def | 2 | ||||
| -rw-r--r-- | test/Sema/builtins.c | 5 |
2 files changed, 6 insertions, 1 deletions
diff --git a/include/clang/Basic/Builtins.def b/include/clang/Basic/Builtins.def index 502bbd24d9..5dcd23f6a2 100644 --- a/include/clang/Basic/Builtins.def +++ b/include/clang/Basic/Builtins.def @@ -271,7 +271,7 @@ BUILTIN(__builtin___vprintf_chk, "iicC*a", "FP:1:") BUILTIN(__builtin_expect, "iii" , "nc") BUILTIN(__builtin_prefetch, "vvC*.", "nc") -BUILTIN(__builtin_trap, "v", "n") +BUILTIN(__builtin_trap, "v", "nr") BUILTIN(__builtin_unreachable, "v", "nr") BUILTIN(__builtin_shufflevector, "v." , "nc") diff --git a/test/Sema/builtins.c b/test/Sema/builtins.c index 04a56bd5ed..912a6b385c 100644 --- a/test/Sema/builtins.c +++ b/test/Sema/builtins.c @@ -62,3 +62,8 @@ void test11(int X) { __builtin_eh_return_data_regno(X); // expected-error {{not an integer constant expression}} } +// PR5062 +void test12(void) __attribute__((__noreturn__)); +void test12(void) { + __builtin_trap(); // no warning because trap is noreturn. +} |