drew
/
acadia-newlib
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Cygwin: math/modfl.c: Fix segment faults in modfl(). 

Reference: https://sourceforge.net/p/mingw-w64/bugs/478/
Signed-off-by: Liu Hao <lh_mouse@126.com>
This commit is contained in:
Liu Hao 2020-08-30 13:56:31 +02:00 committed by Corinna Vinschen
parent ec9734dbb5
commit 0e6690a92c
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
winsup/cygwin/math/modfl.c
View File

@ -21,7 +21,7 @@ modfl (long double value, long double* iptr)
"fldcw (%%rsp)\n" "fldcw (%%rsp)\n"
"frndint\n" "frndint\n"
"fldcw 4(%%rsp)\n" "fldcw 4(%%rsp)\n"
"addq $8, %%rsp\n" : "=t" (int_part) : "0" (value)); /* round */ "addq $8, %%rsp\n" : "=t" (int_part) : "0" (value) : "eax"); /* round */
#elif defined(_X86_) || defined(__i386__) #elif defined(_X86_) || defined(__i386__)
asm ("push %%eax\n\tsubl $8, %%esp\n" asm ("push %%eax\n\tsubl $8, %%esp\n"
"fnstcw 4(%%esp)\n" "fnstcw 4(%%esp)\n"
@ -31,7 +31,7 @@ modfl (long double value, long double* iptr)
"fldcw (%%esp)\n" "fldcw (%%esp)\n"
"frndint\n" "frndint\n"
"fldcw 4(%%esp)\n" "fldcw 4(%%esp)\n"
"addl $8, %%esp\n\tpop %%eax\n" : "=t" (int_part) : "0" (value)); /* round */ "addl $8, %%esp\n\tpop %%eax\n" : "=t" (int_part) : "0" (value) : "eax"); /* round */
#else #else
int_part = truncl(value); int_part = truncl(value);
#endif #endif