[Test] Underscored linear_liveness.

Use underscores rather than hyphens so that text editors understand the
name as a single word.

Author: nate-chandler

lib/SIL/Utils/OwnershipLiveness.cpp

@@ -381,7 +381,7 @@ namespace swift::test {
 // - function
 // - the computed pruned liveness
 // - the liveness boundary
-static FunctionTest LinearLivenessTest("linear-liveness", [](auto &function,
+static FunctionTest LinearLivenessTest("linear_liveness", [](auto &function,
                                                              auto &arguments,
                                                              auto &test) {
   SILValue value = arguments.takeValue();

test/SILOptimizer/ownership_liveness_unit.sil

@@ -37,7 +37,7 @@ sil @getC : $@convention(thin) () -> @owned C
 // LinearLiveness
 // =============================================================================
 
-// CHECK-LABEL: testLinearRefElementEscape: linear-liveness with: %borrow
+// CHECK-LABEL: testLinearRefElementEscape: linear_liveness with: %borrow
 // CHECK-LABEL: Linear liveness:
 // CHECK: lifetime-ending user:
 // CHECK-SAME: end_borrow
@@ -56,7 +56,7 @@ sil @getC : $@convention(thin) () -> @owned C
 sil [ossa] @testLinearRefElementEscape : $@convention(thin) (@guaranteed C) -> () {
 bb0(%0 : @guaranteed $C):
   %borrow = begin_borrow %0 : $C
-  specify_test "linear-liveness %borrow"
+  specify_test "linear_liveness %borrow"
   specify_test "linear_liveness_swift %borrow"
   cond_br undef, bb1, bb2
 
@@ -78,7 +78,7 @@ bb3(%phi : @guaranteed $D):
   return %99 : $()
 }
 
-// CHECK-LABEL: testLinearBitwiseEscape: linear-liveness with: %borrow
+// CHECK-LABEL: testLinearBitwiseEscape: linear_liveness with: %borrow
 // CHECK: Linear liveness:
 // CHECK: lifetime-ending user:
 // CHECK-SAME: end_borrow
@@ -97,7 +97,7 @@ bb3(%phi : @guaranteed $D):
 sil [ossa] @testLinearBitwiseEscape : $@convention(thin) (@guaranteed C) -> () {
 bb0(%0 : @guaranteed $C):
   %borrow = begin_borrow %0 : $C
-  specify_test "linear-liveness %borrow"
+  specify_test "linear_liveness %borrow"
   specify_test "linear_liveness_swift %borrow"
   cond_br undef, bb1, bb2
 
@@ -115,7 +115,7 @@ bb3(%phi : @unowned $D):
   return %99 : $()
 }
 
-// CHECK-LABEL: testLinearInnerReborrow: linear-liveness with: @argument[0]
+// CHECK-LABEL: testLinearInnerReborrow: linear_liveness with: @argument[0]
 // CHECK: Linear liveness:
 // CHECK: lifetime-ending user:
 // CHECK-SAME: destroy_value %0
@@ -133,7 +133,7 @@ bb3(%phi : @unowned $D):
 // CHECK-NEXT: testLinearInnerReborrow
 sil [ossa] @testLinearInnerReborrow : $@convention(thin) (@owned C) -> () {
 bb0(%0 : @owned $C):
-  specify_test "linear-liveness @argument[0]"
+  specify_test "linear_liveness @argument[0]"
   specify_test "linear_liveness_swift @argument[0]"
   cond_br undef, bb1, bb2
 
@@ -152,7 +152,7 @@ bb3(%phi : @guaranteed $C):
   return %99 : $()
 }
 
-// CHECK-LABEL: testLinearAdjacentReborrow: linear-liveness with: %borrow
+// CHECK-LABEL: testLinearAdjacentReborrow: linear_liveness with: %borrow
 // CHECK: lifetime-ending user:
 // CHECK-SAME: br bb3
 // CHECK-NEXT: lifetime-ending user: br bb3
@@ -172,7 +172,7 @@ bb3(%phi : @guaranteed $C):
 // CHECK-NEXT: testLinearAdjacentReborrow
 sil [ossa] @testLinearAdjacentReborrow : $@convention(thin) (@guaranteed C) -> () {
 bb0(%0 : @guaranteed $C):
-  specify_test "linear-liveness %borrow"
+  specify_test "linear_liveness %borrow"
   specify_test "linear_liveness_swift %borrow"
   %borrow = begin_borrow %0 : $C
   cond_br undef, bb1, bb2
@@ -192,7 +192,7 @@ bb3(%outer : @guaranteed $C, %inner : @guaranteed $C):
   return %99 : $()
 }
 
-// CHECK-LABEL: begin running test {{.*}} on testLoopConditional_incomplete_linear: linear-liveness
+// CHECK-LABEL: begin running test {{.*}} on testLoopConditional_incomplete_linear: linear_liveness
 // CHECK-LABEL: sil [ossa] @testLoopConditional_incomplete_linear : {{.*}} {
 // CHECK:       [[ENTRY:bb[0-9]+]]([[C:%[^,]+]] :
 // CHECK:         cond_br undef, [[HEADER:bb[0-9]+]], [[EXIT:bb[0-9]+]]
@@ -211,7 +211,7 @@ bb3(%outer : @guaranteed $C, %inner : @guaranteed $C):
 // CHECK:       lifetime-ending user:   destroy_value [[C]]
 // CHECK:       last user:   destroy_value [[C]]
 // CHECK:       boundary edge: [[HEADER]]
-// CHECK-LABEL: end running test {{.*}} on testLoopConditional_incomplete_linear: linear-liveness
+// CHECK-LABEL: end running test {{.*}} on testLoopConditional_incomplete_linear: linear_liveness
 // CHECK-LABEL: begin running test {{.*}} on testLoopConditional_incomplete_linear: linear_liveness_swift
 // CHECK:       Linear liveness: [[C]]
 // CHECK:       Live blocks:
@@ -225,7 +225,7 @@ bb3(%outer : @guaranteed $C, %inner : @guaranteed $C):
 // CHECK-LABEL: end running test {{.*}} on testLoopConditional_incomplete_linear: linear_liveness_swift
 sil [ossa] @testLoopConditional_incomplete_linear : $@convention(thin) (@owned C) -> () {
 entry(%c : @owned $C):
-  specify_test "linear-liveness %c"
+  specify_test "linear_liveness %c"
   specify_test "linear_liveness_swift %c"
   cond_br undef, header, exit
 
@@ -243,7 +243,7 @@ exit:
   return %retval : $()
 }
 
-// CHECK-LABEL: begin running test {{.*}} on testLoopConditional_complete_linear: linear-liveness
+// CHECK-LABEL: begin running test {{.*}} on testLoopConditional_complete_linear: linear_liveness
 // CHECK-LABEL: sil [ossa] @testLoopConditional_complete_linear : {{.*}} {
 // CHECK:       [[ENTRY:bb[0-9]+]]([[C:%[^,]+]] :
 // CHECK:         cond_br undef, [[HEADER:bb[0-9]+]], [[EXIT:bb[0-9]+]]
@@ -265,7 +265,7 @@ exit:
 // CHECK:       lifetime-ending user:   destroy_value [[C]]
 // CHECK:       regular user:   extend_lifetime [[C]]
 // CHECK:       last user:   destroy_value [[C]]
-// CHECK-LABEL: end running test {{.*}} on testLoopConditional_complete_linear: linear-liveness
+// CHECK-LABEL: end running test {{.*}} on testLoopConditional_complete_linear: linear_liveness
 // CHECK-LABEL: begin running test {{.*}} on testLoopConditional_complete_linear: linear_liveness_swift
 // CHECK:       Linear liveness: [[C]]
 // CHECK:       Live blocks:
@@ -276,7 +276,7 @@ exit:
 // CHECK-LABEL: end running test {{.*}} on testLoopConditional_complete_linear: linear_liveness_swift
 sil [ossa] @testLoopConditional_complete_linear : $@convention(thin) (@owned C) -> () {
 entry(%c : @owned $C):
-  specify_test "linear-liveness %c"
+  specify_test "linear_liveness %c"
   specify_test "linear_liveness_swift %c"
   cond_br undef, header, exit