[Driver][test][NFC] Simplify some of the OpenBSD tests

Author: brad0

clang/test/Driver/openbsd.c

@@ -2,7 +2,7 @@
 // RUN: %clang --target=i686-pc-openbsd -static -### %s 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-LD-STATIC-EH %s
 // CHECK-LD-STATIC-EH: "-cc1" "-triple" "i686-pc-openbsd"
-// CHECK-LD-STATIC-EH: ld{{.*}}" "-e" "__start" "--eh-frame-hdr" "-Bstatic" "-o" "a.out" "{{.*}}rcrt0.o" "{{.*}}crtbegin.o" "{{.*}}.o" "-lcompiler_rt" "-lc" "-lcompiler_rt" "{{.*}}crtend.o"
+// CHECK-LD-STATIC-EH: ld{{.*}}" "{{.*}}" "--eh-frame-hdr" "-Bstatic"
 
 // Check for profiling variants of libraries when linking and -nopie
 // RUN: %clang --target=i686-pc-openbsd -pg -pthread -### %s 2>&1 \
@@ -26,10 +26,8 @@
 // Check that the new linker flags are passed to OpenBSD
 // RUN: %clang --target=i686-pc-openbsd -r -### %s 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-LD-R %s
-// RUN: %clang --target=i686-pc-openbsd -s -### %s 2>&1 \
-// RUN:   | FileCheck --check-prefix=CHECK-LD-S %s
-// RUN: %clang --target=i686-pc-openbsd -t -### %s 2>&1 \
-// RUN:   | FileCheck --check-prefix=CHECK-LD-T %s
+// RUN: %clang --target=i686-pc-openbsd -s -t -### %s 2>&1 \
+// RUN:   | FileCheck --check-prefix=CHECK-LD-ST %s
 // RUN: %clang --target=mips64-unknown-openbsd -### %s 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-MIPS64-LD %s
 // RUN: %clang --target=mips64el-unknown-openbsd -### %s 2>&1 \
@@ -39,14 +37,12 @@
 // CHECK-LD-R-NOT: "-l
 // CHECK-LD-R-NOT: crt{{[^./\\]+}}.o
 // CHECK-LD-R:     "-r"
-// CHECK-LD-S: "-cc1" "-triple" "i686-pc-openbsd"
-// CHECK-LD-S: ld{{.*}}" "-e" "__start" "--eh-frame-hdr" "-dynamic-linker" "{{.*}}ld.so" "-o" "a.out" "{{.*}}crt0.o" "{{.*}}crtbegin.o" "-L{{.*}}" "-s" "{{.*}}.o" "-lcompiler_rt" "-lc" "-lcompiler_rt" "{{.*}}crtend.o"
-// CHECK-LD-T: "-cc1" "-triple" "i686-pc-openbsd"
-// CHECK-LD-T: ld{{.*}}" "-e" "__start" "--eh-frame-hdr" "-dynamic-linker" "{{.*}}ld.so" "-o" "a.out" "{{.*}}crt0.o" "{{.*}}crtbegin.o" "-L{{.*}}" "-t" "{{.*}}.o" "-lcompiler_rt" "-lc" "-lcompiler_rt" "{{.*}}crtend.o"
+// CHECK-LD-ST: "-cc1" "-triple" "i686-pc-openbsd"
+// CHECK-LD-ST: ld{{.*}}" "{{.*}}" "-s" "-t"
 // CHECK-MIPS64-LD: "-cc1" "-triple" "mips64-unknown-openbsd"
-// CHECK-MIPS64-LD: ld{{.*}}" "-EB" "-e" "__start" "--eh-frame-hdr" "-dynamic-linker" "{{.*}}ld.so" "-o" "a.out" "{{.*}}crt0.o" "{{.*}}crtbegin.o" "-L{{.*}}" "{{.*}}.o" "-lcompiler_rt" "-lc" "-lcompiler_rt" "{{.*}}crtend.o"
+// CHECK-MIPS64-LD: ld{{.*}}" "-EB"
 // CHECK-MIPS64EL-LD: "-cc1" "-triple" "mips64el-unknown-openbsd"
-// CHECK-MIPS64EL-LD: ld{{.*}}" "-EL" "-e" "__start" "--eh-frame-hdr" "-dynamic-linker" "{{.*}}ld.so" "-o" "a.out" "{{.*}}crt0.o" "{{.*}}crtbegin.o" "-L{{.*}}" "{{.*}}.o" "-lcompiler_rt" "-lc" "-lcompiler_rt" "{{.*}}crtend.o"
+// CHECK-MIPS64EL-LD: ld{{.*}}" "-EL"
 
 // Check that --sysroot is passed to the linker
 // RUN: %clang --target=i686-pc-openbsd -### %s 2>&1 \