[test] Stopped checking function numbers.

Some tests introduced with generic metadata prespecialization for
classes were sometimes failing because they were incorrectly checking
for specific numbers associated with some functions.  Here, those checks
are replaced with checks for patterns.

Author: nate-chandler

test/IRGen/prespecialized-metadata/class-fileprivate-inmodule-1arg-2ancs-1distinct_use-1st_anc_gen-1arg-1st_arg_con_int-2nd_anc_gen-1st-arg_con_double.swift

@@ -330,7 +330,7 @@ doit()
 //      CHECK: }
 
 //         CHECK: ; Function Attrs: noinline nounwind readnone
-//         CHECK: define linkonce_odr hidden swiftcc %swift.metadata_response @"$s4main5Value[[UNIQUE_ID_1]]CySSGMb"([[INT]] {{%[0-9]+}}) #4 {
+//         CHECK: define linkonce_odr hidden swiftcc %swift.metadata_response @"$s4main5Value[[UNIQUE_ID_1]]CySSGMb"([[INT]] {{%[0-9]+}}) #{{[0-9]+}} {
 //         CHECK: entry:
 // CHECK-unknown:   call swiftcc %swift.metadata_response @"$s4main9Ancestor1[[UNIQUE_ID_1]]CySiGMb"([[INT]] 0)
 // CHECK-unknown:   ret

test/IRGen/prespecialized-metadata/class-fileprivate-inmodule-1arg-2ancs-1distinct_use-1st_anc_gen-1arg-1st_arg_con_int-2nd_anc_gen-1st-arg_subclass_arg.swift

@@ -315,7 +315,7 @@ doit()
 //      CHECK: }
 
 //         CHECK: ; Function Attrs: noinline nounwind readnone
-//         CHECK: define linkonce_odr hidden swiftcc %swift.metadata_response @"$s4main5Value[[UNIQUE_ID_1]]CySSGMb"([[INT]] {{%[0-9]+}}) #4 {
+//         CHECK: define linkonce_odr hidden swiftcc %swift.metadata_response @"$s4main5Value[[UNIQUE_ID_1]]CySSGMb"([[INT]] {{%[0-9]+}}) #{{[0-9]+}} {
 //         CHECK: entry:
 // CHECK-unknown:   call swiftcc %swift.metadata_response @"$s4main9Ancestor1[[UNIQUE_ID_1]]CySiGMb"([[INT]] 0)
 // CHECK-unknown:   ret

test/IRGen/prespecialized-metadata/class-fileprivate-inmodule-1arg-2ancs-1distinct_use-1st_anc_gen-1arg-1st_arg_subclass_arg-2nd_anc_gen-1st-arg_con_int.swift

@@ -319,7 +319,7 @@ doit()
 //      CHECK: }
 
 //         CHECK: ; Function Attrs: noinline nounwind readnone
-//         CHECK: define linkonce_odr hidden swiftcc %swift.metadata_response @"$s4main5Value[[UNIQUE_ID_1]]LLCySSGMb"([[INT]] {{%[0-9]+}}) #4 {
+//         CHECK: define linkonce_odr hidden swiftcc %swift.metadata_response @"$s4main5Value[[UNIQUE_ID_1]]LLCySSGMb"([[INT]] {{%[0-9]+}}) #{{[0-9]+}} {
 //         CHECK: entry:
 // CHECK-unknown:   call swiftcc %swift.metadata_response @"$s4main9Ancestor1[[UNIQUE_ID_1]]LLCySSGMb"([[INT]] 0)
 // CHECK-unknown:   ret

test/IRGen/prespecialized-metadata/class-fileprivate-inmodule-1argument-1distinct_use-1st_argument_generic_class-1argument.swift

@@ -285,7 +285,7 @@ doit()
 //      CHECK: }
 
 // CHECK:; Function Attrs: noinline nounwind readnone
-// CHECK: define linkonce_odr hidden swiftcc %swift.metadata_response @"$s4main5Value[[UNIQUE_ID_1]]CyAA9Argument1ACLLCySiGGMb"([[INT]] [[REQUEST:%[0-9]+]]) #4 {
+// CHECK: define linkonce_odr hidden swiftcc %swift.metadata_response @"$s4main5Value[[UNIQUE_ID_1]]CyAA9Argument1ACLLCySiGGMb"([[INT]] [[REQUEST:%[0-9]+]]) #{{[0-9]+}} {
 // CHECK: entry:
 // CHECK-unknown:    ret
 // CHECK-apple:  [[INITIALIZED_CLASS:%[0-9]+]] = call %objc_class* @objc_opt_self(

test/IRGen/prespecialized-metadata/struct-inmodule-0argument.swift

@@ -15,7 +15,7 @@ func consume<T>(_ t: T) {
   }
 }
 
-// CHECK: define hidden swiftcc void @"$s4main4doityyF"() #0 {
+// CHECK: define hidden swiftcc void @"$s4main4doityyF"() #{{[0-9]+}} {
 // CHECK:   call swiftcc void @"$s4main7consumeyyxlF"(%swift.opaque* noalias nocapture %{{[0-9]+}}, %swift.type* bitcast ([[INT]]* getelementptr inbounds (<{ i8**, [[INT]], <{ i32, i32, i32, i32, i32, i32, i32 }>*, i32{{(, \[4 x i8\])?}}, i64 }>, <{ i8**, [[INT]], <{ i32, i32, i32, i32, i32, i32, i32 }>*, i32{{(, \[4 x i8\])?}}, i64 }>* @"$s4main5ValueVMf", i32 0, i32 1) to %swift.type*))
 // CHECK: }
 func doit() {