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authorRoland McGrath <roland@gnu.org>1996-02-19 23:25:15 +0000
committerRoland McGrath <roland@gnu.org>1996-02-19 23:25:15 +0000
commit0ddc0d16048d02a98a8a26a1c3e1ab05197d4174 (patch)
treeb42d41b15352a41d56656628636003f854a4692a
parentbfc04a9ff126ea5fdbe08e281bfc61b93f31429b (diff)
Sun Feb 18 14:08:04 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
* 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.
-rw-r--r--ChangeLog6
-rw-r--r--csu/initfini.c9
2 files changed, 9 insertions, 6 deletions
diff --git a/ChangeLog b/ChangeLog
index d828092e1b..bf48045572 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Sun Feb 18 14:08:04 1996 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
+
+ * 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 <schwab@issan.informatik.uni-dortmund.de>
* sysdeps/posix/utimes.c (__utimes): There are 1000000 usecs in a
diff --git a/csu/initfini.c b/csu/initfini.c
index e1bf2b8284..a91c3de7a4 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