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-rw-r--r--org.jacoco.core/src/org/jacoco/core/internal/analysis/filter/StringSwitchEcjFilter.java4
1 files changed, 4 insertions, 0 deletions
diff --git a/org.jacoco.core/src/org/jacoco/core/internal/analysis/filter/StringSwitchEcjFilter.java b/org.jacoco.core/src/org/jacoco/core/internal/analysis/filter/StringSwitchEcjFilter.java
index e0aba35d..0e2c1e4d 100644
--- a/org.jacoco.core/src/org/jacoco/core/internal/analysis/filter/StringSwitchEcjFilter.java
+++ b/org.jacoco.core/src/org/jacoco/core/internal/analysis/filter/StringSwitchEcjFilter.java
@@ -70,6 +70,10 @@ public final class StringSwitchEcjFilter implements IFilter {
final Set<AbstractInsnNode> replacements = new HashSet<AbstractInsnNode>();
replacements.add(skipNonOpcodes(defaultLabel));
+ if (hashCodes == 0) {
+ return;
+ }
+
for (int i = 0; i < hashCodes; i++) {
while (true) {
nextIsVar(Opcodes.ALOAD, "s");