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Fix snprintf configure test for clang 15 

Clang 15 -Wimplicit-int defaults to an error in C99 mode and above.
A handful of tests have "main(..." and not "int main(..." which caused
the tests to produce incorrect results.
This commit is contained in:
Harmen Stoppels 2022-10-13 16:08:46 +02:00 committed by Darren Tucker
parent c64b62338b
commit 5eb796a369
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1 changed files with 3 additions and 3 deletions
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6
configure.ac
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@ -713,7 +713,7 @@ case "$host" in
AC_RUN_IFELSE([AC_LANG_SOURCE([[ AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <mach-o/dyld.h> #include <mach-o/dyld.h>
#include <stdlib.h> #include <stdlib.h>
main() { if (NSVersionOfRunTimeLibrary("System") >= (60 << 16)) int main() { if (NSVersionOfRunTimeLibrary("System") >= (60 << 16))
exit(0); exit(0);
else else
exit(1); exit(1);
@ -4259,7 +4259,7 @@ dnl test snprintf (broken on SCO w/gcc)
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
#ifdef HAVE_SNPRINTF #ifdef HAVE_SNPRINTF
main() int main()
{ {
char buf[50]; char buf[50];
char expected_out[50]; char expected_out[50];
@ -4276,7 +4276,7 @@ main()
exit(0); exit(0);
} }
#else #else
main() { exit(0); } int main() { exit(0); }
#endif #endif
]])], [ true ], [ AC_DEFINE([BROKEN_SNPRINTF]) ], ]])], [ true ], [ AC_DEFINE([BROKEN_SNPRINTF]) ],
AC_MSG_WARN([cross compiling: Assuming working snprintf()]) AC_MSG_WARN([cross compiling: Assuming working snprintf()])