d/freebsd-dev
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Declare huge and tiny as volatile so that gcc doesn't evaluate huge*huge

Browse Source 
and tiny*tiny at compile time.  The evaluations are supposed to be done
at run time to set the IEEE exception flags.  Many other source files
in libm and msun are missing this fix.  Fixing them is not urgent since
the default IEEE exception masks don't allow use of the overflow
exception flag.
This commit is contained in:
bde 1994-09-08 11:19:43 +00:00
parent 26a9d4df47
commit d2231f128c
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
lib/libm/common_source/pow.c
View File

@ -174,7 +174,8 @@ pow_P(x, y) double x, y;
#endif
{
struct Double s, t, __log__D();
double __exp__D(), huge = 1e300, tiny = 1e-300;
double __exp__D();
volatile double huge = 1e300, tiny = 1e-300;
if (x == zero)
if (y > zero)