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Remove redundant NULL checks before free()/delete (#2184)

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Remove redundant NULL checks before free()/delete

The ISO C and C++ standards guarantee that it's safe to call these
on a NULL pointer, so it's not necessary for the calling code to
also check.

Fixes https://sourceforge.net/p/swig/feature-requests/70/
This commit is contained in:
Olly Betts 2022-01-29 22:03:48 +13:00 • committed by GitHub
commit 7ec2f89fe2
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17 changed files with 44 additions and 51 deletions
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6
Lib/scilab/scirun.swg
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@ -47,10 +47,8 @@ static char *SWIG_Scilab_GetFuncName(void) {
return SwigFuncName;
}
static void SWIG_Scilab_SetFuncName(char *funcName) {
if (SwigFuncName != NULL) {
free(SwigFuncName);
SwigFuncName = NULL;
}
free(SwigFuncName);
SwigFuncName = NULL;
if (funcName) {
SwigFuncName = (char *)malloc(strlen(funcName) + 1);
if (SwigFuncName)