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leave maximum value if overflow trap is handled

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This commit is contained in:
ceriel 1988-08-11 10:28:30 +00:00
parent 8f9ed86162
commit 2cb7fcf861
1 changed files with 5 additions and 3 deletions
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8
mach/proto/fp/compact.c
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@ -1,4 +1,4 @@
/* e
(c) copyright 1988 by the Vrije Universiteit, Amsterdam, The Netherlands. (c) copyright 1988 by the Vrije Universiteit, Amsterdam, The Netherlands.
See the copyright notice in the ACK home directory, in the file "Copyright". See the copyright notice in the ACK home directory, in the file "Copyright".
*/ */
@ -36,7 +36,8 @@ int size;
if (f->exp > DBL_MAX) { if (f->exp > DBL_MAX) {
dbl_over: trap(EFOVFL); dbl_over: trap(EFOVFL);
f->exp = DBL_MAX; f->exp = DBL_MAX;
f->m1 = f->m2 = 0L; f->m1 = 0xffffffffL;
f->m2 = DBL_ZERO;
if (error++) if (error++)
return; return;
} }
@ -121,7 +122,8 @@ dbl_over: trap(EFOVFL);
if (f->exp > SGL_MAX) { if (f->exp > SGL_MAX) {
sgl_over: trap(EFOVFL); sgl_over: trap(EFOVFL);
f->exp = SGL_MAX; f->exp = SGL_MAX;
f->m1 = f->m2 = 0L; f->m1 = SGL_ZERO;
f->m2 = 0L;
if (error++) if (error++)
return; return;
} }