Relax internal/private checks in coverage IR test

Since https://reviews.llvm.org/D103355 this will usually also use
internal rather than private on Windows as well. We don't
particularly care about this implementation detail, just accept
either.

Author: nikic

src/test/run-make-fulldeps/coverage-llvmir/Makefile

@@ -22,7 +22,6 @@ DEFINE_INTERNAL=define internal
 ifdef IS_WINDOWS
 	LLVM_FILECHECK_OPTIONS=\
 		-check-prefixes=CHECK,WINDOWS \
-		-DPRIVATE_GLOBAL='internal global' \
 		-DDEFINE_INTERNAL='$(DEFINE_INTERNAL)' \
 		-DCOMDAT_IF_SUPPORTED='$(COMDAT_IF_SUPPORTED)' \
 		-DINSTR_PROF_DATA='.lprfd$$M' \
@@ -36,7 +35,6 @@ ifdef IS_WINDOWS
 else
 	LLVM_FILECHECK_OPTIONS=\
 		-check-prefixes=CHECK \
-		-DPRIVATE_GLOBAL='private global' \
 		-DDEFINE_INTERNAL='$(DEFINE_INTERNAL)' \
 		-DCOMDAT_IF_SUPPORTED='$(COMDAT_IF_SUPPORTED)' \
 		-DINSTR_PROF_DATA='$(DATA_SECTION_PREFIX)__llvm_prf_data$(INSTR_PROF_DATA_SUFFIX)' \

src/test/run-make-fulldeps/coverage-llvmir/filecheck.testprog.txt

@@ -11,17 +11,17 @@ CHECK-SAME:   section "[[INSTR_PROF_COVMAP]]", align 8
 
 WINDOWS:      @__llvm_profile_runtime = external global i32
 
-CHECK:        @__profc__R{{[a-zA-Z0-9_]+}}testprog14will_be_called = [[PRIVATE_GLOBAL]]
+CHECK:        @__profc__R{{[a-zA-Z0-9_]+}}testprog14will_be_called = {{private|internal}} global
 CHECK-SAME:   section "[[INSTR_PROF_CNTS]]"{{.*}}, align 8
 
-CHECK:        @__profd__R{{[a-zA-Z0-9_]+}}testprog14will_be_called = [[PRIVATE_GLOBAL]]
+CHECK:        @__profd__R{{[a-zA-Z0-9_]+}}testprog14will_be_called = {{private|internal}} global
 CHECK-SAME:   @__profc__R{{[a-zA-Z0-9_]+}}testprog14will_be_called,
 CHECK-SAME:   section "[[INSTR_PROF_DATA]]"{{.*}}, align 8
 
-CHECK:        @__profc__R{{[a-zA-Z0-9_]+}}testprog4main = [[PRIVATE_GLOBAL]]
+CHECK:        @__profc__R{{[a-zA-Z0-9_]+}}testprog4main = {{private|internal}} global
 CHECK-SAME:   section "[[INSTR_PROF_CNTS]]"{{.*}}, align 8
 
-CHECK:        @__profd__R{{[a-zA-Z0-9_]+}}testprog4main = [[PRIVATE_GLOBAL]]
+CHECK:        @__profd__R{{[a-zA-Z0-9_]+}}testprog4main = {{private|internal}} global
 CHECK-SAME:   @__profc__R{{[a-zA-Z0-9_]+}}testprog4main,
 CHECK-SAME:   section "[[INSTR_PROF_DATA]]"{{.*}}, align 8