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| author | Christian Pfeiffer <cpfeiffer@live.de> | 2017-10-24 16:48:33 +0200 |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2017-10-24 10:55:06 -0400 |
| commit | 15da0ba3a2a9e637f5de69b4ea49c55916a2dedb (patch) | |
| tree | 62453d68eda0bfb3c2589c4b67dc037179158195 /Modules/FindOpenACC.cmake | |
| parent | a91eb5e41f486628910f189bf40403568af013c7 (diff) | |
| download | cmake-15da0ba3a2a9e637f5de69b4ea49c55916a2dedb.tar.gz | |
Find{OpenMP,OpenACC}: Fix detection with -Werror=return-type
Explicitly return a value from `main` in our test sources.
Fixes: #17391
Diffstat (limited to 'Modules/FindOpenACC.cmake')
| -rw-r--r-- | Modules/FindOpenACC.cmake | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/Modules/FindOpenACC.cmake b/Modules/FindOpenACC.cmake index 775cc18a48..dc8321daa7 100644 --- a/Modules/FindOpenACC.cmake +++ b/Modules/FindOpenACC.cmake @@ -49,7 +49,9 @@ be returned with OpenACC_<lang>_FLAGS. set(OpenACC_C_CXX_TEST_SOURCE " int main(){ -#ifndef _OPENACC +#ifdef _OPENACC + return 0; +#else breaks_on_purpose #endif } @@ -58,7 +60,9 @@ int main(){ set(OpenACC_Fortran_TEST_SOURCE " program test -#ifndef _OPENACC +#ifdef _OPENACC + return 0; +#else breaks_on_purpose #endif endprogram test @@ -79,6 +83,7 @@ const char accver_str[] = { 'I', 'N', 'F', 'O', ':', 'O', 'p', 'e', 'n', 'A', int main() { puts(accver_str); + return 0; } ") set(OpenACC_Fortran_CHECK_VERSION_SOURCE |