From: Kaveh R. Ghazi Date: Tue, 30 Nov 1999 23:55:26 +0000 (+0000) Subject: calls.c (special_function_p): Remove `realloc' and add `strdup' to the list of functi... X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=8251469698a59e0e3ea61ff9ced016544135048a;p=gcc.git calls.c (special_function_p): Remove `realloc' and add `strdup' to the list of functions which have attribute... * calls.c (special_function_p): Remove `realloc' and add `strdup' to the list of functions which have attribute malloc by default. From-SVN: r30731 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e0a454bbf7d..598369ff228 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +1999-11-30 Kaveh R. Ghazi + + * calls.c (special_function_p): Remove `realloc' and add `strdup' + to the list of functions which have attribute malloc by default. + 1999-11-30 Kaveh R. Ghazi * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an diff --git a/gcc/calls.c b/gcc/calls.c index d8805955a85..361c8b78be6 100644 --- a/gcc/calls.c +++ b/gcc/calls.c @@ -607,10 +607,12 @@ special_function_p (name, fndecl, returns_twice, is_longjmp, && ! strcmp (tname, "longjmp")) *is_longjmp = 1; /* Do not add any more malloc-like functions to this list, - instead mark as malloc functions using the malloc attribute. */ + instead mark them as malloc functions using the malloc attribute. + Note, realloc is not suitable for attribute malloc since + it may return the same address across multiple calls. */ else if (! strcmp (tname, "malloc") || ! strcmp (tname, "calloc") - || ! strcmp (tname, "realloc") + || ! strcmp (tname, "strdup") /* Note use of NAME rather than TNAME here. These functions are only reserved when preceded with __. */ || ! strcmp (name, "__vn") /* mangled __builtin_vec_new */