From: Roland McGrath Date: Mon, 19 Feb 1996 23:25:15 +0000 (+0000) Subject: Sun Feb 18 14:08:04 1996 Andreas Schwab X-Git-Tag: cvs/libc-960220~1 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0ddc0d16048d02a98a8a26a1c3e1ab05197d4174;p=thirdparty%2Fglibc.git Sun Feb 18 14:08:04 1996 Andreas Schwab * csu/initfini.c (_init): Remove bogus volatile declarations and extra variable, take the address of __gmon_start__ only implicitly to avoid the test being optimized out. --- diff --git a/ChangeLog b/ChangeLog index d828092e1b4..bf480455724 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +Sun Feb 18 14:08:04 1996 Andreas Schwab + + * csu/initfini.c (_init): Remove bogus volatile declarations and + extra variable, take the address of __gmon_start__ only implicitly + to avoid the test being optimized out. + Sun Feb 18 15:08:10 1996 Andreas Schwab * sysdeps/posix/utimes.c (__utimes): There are 1000000 usecs in a diff --git a/csu/initfini.c b/csu/initfini.c index e1bf2b8284b..a91c3de7a40 100644 --- a/csu/initfini.c +++ b/csu/initfini.c @@ -70,13 +70,10 @@ _init (void) gcrt1.o to reference a symbol which would be defined by some library module which has a constructor; but then user code's constructors would come first, and not be profiled. */ - extern volatile void __gmon_start__ (void) __attribute__ ((weak)); - /* This volatile variable is necessary to avoid GCC optimizing - out the test. */ - register volatile void (*g) (void) = &__gmon_start__; + extern void __gmon_start__ (void) __attribute__ ((weak)); weak_symbol (__gmon_start__) - if (g) - (*g) (); + if (__gmon_start__) + __gmon_start__ (); /* End the here document containing the .init prologue code. Then fetch the .section directive just written and append that