* gdb.base/break.exp: Fix HP specific search string when testing

backtracing in a called function.

        * gdb.base/constvars.exp: Only set lang to C++ if we're
        compiling the test with HP's compilers.
        * gdb.base/volatile.exp: Similarly.

gdb/testsuite/ChangeLog

@@ -1,3 +1,12 @@
+Wed Dec 19 14:10:57 2001  Jeffrey A Law  (law@redhat.com)
+
+        * gdb.base/break.exp: Fix HP specific search string when testing
+        backtracing in a called function.
+
+        * gdb.base/constvars.exp: Only set lang to C++ if we're 
+        compiling the test with HP's compilers.
+        * gdb.base/volatile.exp: Similarly.
+
 2001-12-19  Jim Blandy  <jimb@redhat.com>
 
 	* gdb.base/printcmds.exp: Expect the null character to be printed

gdb/testsuite/gdb.base/break.exp

@@ -592,7 +592,7 @@ gdb_expect {
 #
 send_gdb "bt\n"
 gdb_expect {
-    -re "#0\[ \t\]*$hex in marker2.*:4\[49\]\r\n#1.*_sr4export.*$gdb_prompt $"\
+    -re "#0\[ \t\]*($hex in )?marker2.*:4\[49\]\r\n#1.*_sr4export.*$gdb_prompt $"\
             {pass "backtrace while in called function"}
     -re "#0\[ \t\]*($hex in )?marker2.*:4\[49\]\r\n#1.*function called from gdb.*$gdb_prompt $"\
 	    {pass "backtrace while in called function"}

gdb/testsuite/gdb.base/constvars.exp

@@ -41,7 +41,13 @@ set testfile "constvars"
 set srcfile ${testfile}.c
 set binfile ${objdir}/${subdir}/${testfile}
 
-if [istarget "hppa*-*-*"] {
+# Create and source the file that provides information about the compiler
+# used to compile the test case.
+if [get_compiler_info ${binfile}] {
+    return -1;
+}
+
+if {$hp_aCC_compiler || $hp_cc_compiler} {
     set lang "c++"
 } else {
     set lang ""

gdb/testsuite/gdb.base/volatile.exp

@@ -49,7 +49,13 @@ set testfile "constvars"
 set srcfile ${testfile}.c
 set binfile ${objdir}/${subdir}/${testfile}
 
-if [istarget "hppa*-*-*"] {
+# Create and source the file that provides information about the compiler
+# used to compile the test case.
+if [get_compiler_info ${binfile}] {
+    return -1;
+}
+
+if {$hp_aCC_compiler || $hp_cc_compiler} {
     set lang "c++"
 } else {
     set lang ""