7346a162f2
This is required as long as we don't have a GCC 6.x cross compiler on Linux. Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
/* crt0.c
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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/* In the following ifdef'd i386 code, the FPU precision is set to 80 bits
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and all FPU exceptions are masked. The former is needed to make long
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doubles work correctly. The latter causes the FPU to generate NaNs and
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Infinities instead of signals for certain operations. */
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#include "winlean.h"
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#include <sys/cygwin.h>
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extern int main (int argc, char **argv);
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void cygwin_crt0 (int (*main) (int, char **));
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void
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mainCRTStartup ()
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{
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#ifdef __i386__
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#if __GNUC_PREREQ(6,0)
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#pragma GCC diagnostic ignored "-Wframe-address"
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#endif
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(void)__builtin_return_address(1);
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#if __GNUC_PREREQ(6,0)
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#pragma GCC diagnostic pop
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#endif
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asm volatile ("andl $-16,%%esp" ::: "%esp");
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#endif
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cygwin_crt0 (main);
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/* These are never actually called. They are just here to force the inclusion
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of things like -lbinmode. */
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cygwin_premain0 (0, NULL, NULL);
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cygwin_premain1 (0, NULL, NULL);
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cygwin_premain2 (0, NULL, NULL);
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cygwin_premain3 (0, NULL, NULL);
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}
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void WinMainCRTStartup(void) __attribute__ ((alias("mainCRTStartup")));
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