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| author | Brad King <brad.king@kitware.com> | 2010-12-16 13:34:54 -0500 |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2010-12-16 13:34:54 -0500 |
| commit | b3efdb58d5436276b65f1dad396265a6cc742910 (patch) | |
| tree | 318bdadef0dd4a239c04779febf661ebd7b26660 /Modules/CheckCCompilerFlag.cmake | |
| parent | aadee46c60953f7e3d3715bb8847dfa6b8bf64fb (diff) | |
| download | cmake-b3efdb58d5436276b65f1dad396265a6cc742910.tar.gz | |
CheckCCompilerFlag: Strict signature of 'main' (#11615)
Use "int main(void)" instead of just "int main()" so that compiling with
"gcc -Werror=strict-prototypes" works. Test this check using the flags
"-Werror -Wstrict-prototypes" to work with old GCC versions.
Diffstat (limited to 'Modules/CheckCCompilerFlag.cmake')
| -rw-r--r-- | Modules/CheckCCompilerFlag.cmake | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Modules/CheckCCompilerFlag.cmake b/Modules/CheckCCompilerFlag.cmake index cf519b1c11..a03b64d56b 100644 --- a/Modules/CheckCCompilerFlag.cmake +++ b/Modules/CheckCCompilerFlag.cmake @@ -25,7 +25,7 @@ INCLUDE(CheckCSourceCompiles) MACRO (CHECK_C_COMPILER_FLAG _FLAG _RESULT) SET(SAFE_CMAKE_REQUIRED_DEFINITIONS "${CMAKE_REQUIRED_DEFINITIONS}") SET(CMAKE_REQUIRED_DEFINITIONS "${_FLAG}") - CHECK_C_SOURCE_COMPILES("int main() { return 0;}" ${_RESULT} + CHECK_C_SOURCE_COMPILES("int main(void) { return 0; }" ${_RESULT} # Some compilers do not fail with a bad flag FAIL_REGEX "unrecognized .*option" # GNU FAIL_REGEX "ignoring unknown option" # MSVC |