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Corrected typo in macro name, and reverse flags -- FPEs really are

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being reported now.
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david 2001-12-22 23:16:43 +00:00
parent c24f4a0539
commit 22c472bb17
1 changed files with 10 additions and 9 deletions
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19
src/Main/main.cxx
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@ -25,7 +25,7 @@
# include <config.h>
#endif
#if defined(__linux__) && defined(__386__)
#if defined(__linux__) && defined(__i386__)
# include <fpu_control.h>
#endif
@ -1774,14 +1774,15 @@ int mainLoop( int argc, char **argv ) {
int main ( int argc, char **argv ) {
// Enable floating-point exceptions for Linux/x86
#if defined(__linux__) && defined(__386__)
int fpe_flags = 0;
// fpe_flags |= _FPU_MASK_IM; // invalid operation
// fpe_flags |= _FPU_MASK_DM; // denormalized operand
fpe_flags |= _FPU_MASK_ZM; // zero-divide
// fpe_flags |= _FPU_MASK_OM; // overflow
// fpe_flags |= _FPU_MASK_UM; // underflow
// fpe_flags |= _FPU_MASK_PM; // precision (inexact result)
#if defined(__linux__) && defined(__i386__)
fpu_control_t fpe_flags;
_FPU_GETCW(fpe_flags);
// fpe_flags &= ~_FPU_MASK_IM; // invalid operation
// fpe_flags &= ~_FPU_MASK_DM; // denormalized operand
fpe_flags &= ~_FPU_MASK_ZM; // zero-divide
// fpe_flags &= ~_FPU_MASK_OM; // overflow
// fpe_flags &= ~_FPU_MASK_UM; // underflow
// fpe_flags &= ~_FPU_MASK_PM; // precision (inexact result)
_FPU_SETCW(fpe_flags);
#endif