From: Dale Johannesen <dalej@apple.com>
Date: Wed, 30 Mar 2005 20:21:37 +0000 (+0000)
Subject: re PR middle-end/19225 (g++.dg/eh/omit-frame-pointer2.C fails with -fpic/-fPIC on... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=63579539f1ba8e2985327e52965906f09d6f0e36;p=gcc.git

re PR middle-end/19225 (g++.dg/eh/omit-frame-pointer2.C fails with -fpic/-fPIC on i686-pc-linux-gnu)

2005-03-30  Dale Johannesen  <dalej@apple.com>

        PR middle-end/19225
        * calls.c (expand_call):  Flush pending deferrals before
        throwing call.

From-SVN: r97277
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f65e3f9f98c..1d20452dc32 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2005-03-30  Dale Johannesen  <dalej@apple.com>
+
+	PR middle-end/19225
+	* calls.c (expand_call):  Flush pending deferrals before
+	throwing call.
+
 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
 
 	PR c/772
diff --git a/gcc/calls.c b/gcc/calls.c
index 54307bf4be5..3eb16c023d1 100644
--- a/gcc/calls.c
+++ b/gcc/calls.c
@@ -2261,10 +2261,14 @@ expand_call (tree exp, rtx target, int ignore)
 	 Also, do all pending adjustments now if there is any chance
 	 this might be a call to alloca or if we are expanding a sibling
 	 call sequence or if we are calling a function that is to return
-	 with stack pointer depressed.  */
+	 with stack pointer depressed.
+	 Also do the adjustments before a throwing call, otherwise
+	 exception handling can fail; PR 19225. */
       if (pending_stack_adjust >= 32
 	  || (pending_stack_adjust > 0
 	      && (flags & (ECF_MAY_BE_ALLOCA | ECF_SP_DEPRESSED)))
+	  || (pending_stack_adjust > 0
+	      && flag_exceptions && !(flags & ECF_NOTHROW))
 	  || pass == 0)
 	do_pending_stack_adjust ();