[PATCH] Fix PR52872

[PATCH] Fix PR52872

[Rainer Emrich]

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Hash: SHA1

This fixes the tests for "exported symbols" and "-rdynamic" on systems with
exe extensions.

Kai, feel free to commit, if ok.

Cheers

Rainer

Patch against trunk:

Index: gcc/configure.ac
===================================================================
- --- gcc/configure.ac    (revision 194074)
+++ gcc/configure.ac    (working copy)
@@ -5156,14 +5156,14 @@ if test x"$enable_plugin" = x"yes"; then
   if test "x$export_sym_check" != x; then
     echo "int main() {return 0;} int foobar() {return 0;}" > conftest.c
     ${CC} ${CFLAGS} ${LDFLAGS} conftest.c -o conftest > /dev/null 2>&1
- -    if $export_sym_check conftest | grep foobar > /dev/null; then
+    if $export_sym_check conftest${exeext} | grep foobar > /dev/null; then
       : # No need to use a flag
       AC_MSG_RESULT([yes])
     else
       AC_MSG_RESULT([yes])
       AC_MSG_CHECKING([for -rdynamic])
       ${CC} ${CFLAGS} ${LDFLAGS} -rdynamic conftest.c -o conftest > /dev/null
2>&1
- -      if $export_sym_check conftest | grep foobar > /dev/null; then
+      if $export_sym_check conftest${exeext} | grep foobar > /dev/null; then
         plugin_rdynamic=yes
         pluginlibs="-rdynamic"
       else

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