sourcebuild.texi (Effective-Target Keywords, pie): Document it.

	gcc:
	* doc/sourcebuild.texi (Effective-Target Keywords, pie): Document it.

	gcc/testsuite:
	* lib/target-supports.exp (check_effective_target_pie): New proc.
	* gcc.dg/pie-link.c: Use target pie.

From-SVN: r174909

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index dc2e04ac1e9e9a171e4038cecab5b7733f19610d..aeab479d8343c4da80090e3e5a6af82cbbe8a570 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2011-06-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+       * doc/sourcebuild.texi (Effective-Target Keywords, pie): Document it.
+
 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
 
        * ira-costs.c: Remove #ifdefs on dead FORBIDDEN_INC_DEC_CLASSES.

diff --git a/gcc/doc/sourcebuild.texi b/gcc/doc/sourcebuild.texi
index 64210c21bc92972c8a58ae79686c6341e09b5d3a..d2cc4ea3ead46948dc2dd10c6741735a411f8c8a 100644 (file)
--- a/gcc/doc/sourcebuild.texi
+++ b/gcc/doc/sourcebuild.texi
@@ -1787,6 +1787,9 @@ Target defines @code{PCC_BITFIELD_TYPE_MATTERS}.
 @item pe_aligned_commons
 Target supports @option{-mpe-aligned-commons}.
 
+@item pie
+Target supports @option{-pie}, @option{-fpie} and @option{-fPIE}.
+
 @item section_anchors
 Target supports section anchors.
 

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 31f5d1e65c8975da15c7c868625406d69c22f16a..4ffc08152a7cea2b7e4ba4c26c16f73683e82883 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2011-06-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+       * lib/target-supports.exp (check_effective_target_pie): New proc.
+       * gcc.dg/pie-link.c: Use target pie.
+
 2011-06-10  Eric Botcazou  <ebotcazou@adacore.com>
            Laurent Rougé  <laurent.rouge@menta.fr>
 

diff --git a/gcc/testsuite/gcc.dg/pie-link.c b/gcc/testsuite/gcc.dg/pie-link.c
index 00ff49597ed83917b613dff976b70e6cc6d5ef49..c16086cc19ebd0a8065c101a4335736bd9b75849 100644 (file)
--- a/gcc/testsuite/gcc.dg/pie-link.c
+++ b/gcc/testsuite/gcc.dg/pie-link.c
@@ -1,4 +1,4 @@
-/* { dg-do link { target *-*-darwin[912]* *-*-linux* } } */
+/* { dg-do link { target pie } } */
 /* { dg-options "-fpie" } */
 
 int main(void)

diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp
index 7d3a27135f5d4ea7395972ad3b27500cb90f9ccc..1f6f8b6ba4e676dae45ef051dccc9b7d1e5c905b 100644 (file)
--- a/gcc/testsuite/lib/target-supports.exp
+++ b/gcc/testsuite/lib/target-supports.exp
@@ -788,6 +788,16 @@ proc check_effective_target_fpic { } {
     return 0
 }
 
+# Return 1 if -pie, -fpie and -fPIE are supported, 0 otherwise.
+
+proc check_effective_target_pie { } {
+    if { [istarget *-*-darwin\[912\]*]
+        || [istarget *-*-linux*] } {
+       return 1;
+    }
+    return 0
+}
+
 # Return true if the target supports -mpaired-single (as used on MIPS).
 
 proc check_effective_target_mpaired_single { } {