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| author | Chris Lattner <sabre@nondot.org> | 2003-06-26 04:20:38 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2003-06-26 04:20:38 +0000 |
| commit | 5d243c2fa51490110bd105c1f5b6cfde9a3b8cc0 (patch) | |
| tree | 3b3fbab27e157f058d2bf8d520c506047e9fa0f5 /runtime | |
| parent | bc601fe3e718f77a0e312d045279852442b7ad9d (diff) | |
| download | llvm-5d243c2fa51490110bd105c1f5b6cfde9a3b8cc0.tar.gz llvm-5d243c2fa51490110bd105c1f5b6cfde9a3b8cc0.tar.bz2 llvm-5d243c2fa51490110bd105c1f5b6cfde9a3b8cc0.tar.xz | |
Don't register the destructors if the list is empty
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6909 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'runtime')
| -rw-r--r-- | runtime/GCCLibraries/crtend/crtend.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/runtime/GCCLibraries/crtend/crtend.c b/runtime/GCCLibraries/crtend/crtend.c index 69eac4ff98..50bbdb7081 100644 --- a/runtime/GCCLibraries/crtend/crtend.c +++ b/runtime/GCCLibraries/crtend/crtend.c @@ -34,8 +34,12 @@ void __main(void) { /* Loop over all of the constructor records, calling each function pointer. */ TorRec *R = __llvm_getGlobalCtors(); - if (atexit(run_destructors)) - abort(); /* Should be able to install ONE atexit handler! */ + /* Only register the global dtor handler if there is at least one global + * dtor! + */ + if (__llvm_getGlobalDtors()[0].FP) + if (atexit(run_destructors)) + abort(); /* Should be able to install ONE atexit handler! */ /* FIXME: This should sort the list by priority! */ for (; R->FP; ++R) |