diff --git a/llvm/unittests/tools/llvm-exegesis/PowerPC/TargetTest.cpp b/llvm/unittests/tools/llvm-exegesis/PowerPC/TargetTest.cpp
index 3708f18369eaa..39c4260f17658 100644
--- a/llvm/unittests/tools/llvm-exegesis/PowerPC/TargetTest.cpp
+++ b/llvm/unittests/tools/llvm-exegesis/PowerPC/TargetTest.cpp
@@ -20,9 +20,6 @@
 
 namespace llvm{
 namespace exegesis {
-
-void InitializePowerPCExegesisTarget();
-
 namespace {
 
 using testing::NotNull;
diff --git a/llvm/unittests/tools/llvm-exegesis/RISCV/TargetTest.cpp b/llvm/unittests/tools/llvm-exegesis/RISCV/TargetTest.cpp
index c86a4363e7b42..13a1e5a22228e 100644
--- a/llvm/unittests/tools/llvm-exegesis/RISCV/TargetTest.cpp
+++ b/llvm/unittests/tools/llvm-exegesis/RISCV/TargetTest.cpp
@@ -20,9 +20,6 @@
 
 namespace llvm {
 namespace exegesis {
-
-void InitializeRISCVExegesisTarget();
-
 namespace {
 
 using testing::IsEmpty;
diff --git a/llvm/unittests/tools/llvm-exegesis/X86/SnippetFileTest.cpp b/llvm/unittests/tools/llvm-exegesis/X86/SnippetFileTest.cpp
index de883ab750d20..755a74811eb69 100644
--- a/llvm/unittests/tools/llvm-exegesis/X86/SnippetFileTest.cpp
+++ b/llvm/unittests/tools/llvm-exegesis/X86/SnippetFileTest.cpp
@@ -23,9 +23,6 @@
 
 namespace llvm {
 namespace exegesis {
-
-void InitializeX86ExegesisTarget();
-
 namespace {
 
 using testing::ElementsAre;
diff --git a/llvm/unittests/tools/llvm-exegesis/X86/SnippetGeneratorTest.cpp b/llvm/unittests/tools/llvm-exegesis/X86/SnippetGeneratorTest.cpp
index 60c726212062d..5953f4e6df04a 100644
--- a/llvm/unittests/tools/llvm-exegesis/X86/SnippetGeneratorTest.cpp
+++ b/llvm/unittests/tools/llvm-exegesis/X86/SnippetGeneratorTest.cpp
@@ -20,9 +20,6 @@
 
 namespace llvm {
 namespace exegesis {
-
-void InitializeX86ExegesisTarget();
-
 namespace {
 
 using testing::AnyOf;
diff --git a/llvm/unittests/tools/llvm-exegesis/X86/SnippetRepetitorTest.cpp b/llvm/unittests/tools/llvm-exegesis/X86/SnippetRepetitorTest.cpp
index 41ee4028051bb..c6f3448e01c83 100644
--- a/llvm/unittests/tools/llvm-exegesis/X86/SnippetRepetitorTest.cpp
+++ b/llvm/unittests/tools/llvm-exegesis/X86/SnippetRepetitorTest.cpp
@@ -16,9 +16,6 @@
 
 namespace llvm {
 namespace exegesis {
-
-void InitializeX86ExegesisTarget();
-
 namespace {
 
 using testing::ElementsAre;
diff --git a/llvm/unittests/tools/llvm-exegesis/X86/TargetTest.cpp b/llvm/unittests/tools/llvm-exegesis/X86/TargetTest.cpp
index 846729c6f85ee..9ebdb121efaca 100644
--- a/llvm/unittests/tools/llvm-exegesis/X86/TargetTest.cpp
+++ b/llvm/unittests/tools/llvm-exegesis/X86/TargetTest.cpp
@@ -53,9 +53,6 @@ bool operator==(const MCInst &a, const MCInst &b) {
 
 namespace llvm {
 namespace exegesis {
-
-void InitializeX86ExegesisTarget();
-
 namespace {
 
 using testing::AllOf;