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authorEvgeny Mandrikov <138671+Godin@users.noreply.github.com>2019-09-22 21:44:02 +0200
committerMarc R. Hoffmann <hoffmann@mountainminds.com>2019-09-22 21:44:02 +0200
commit18f571a764a9879bb8ceb95f7a23efa373a5a89c (patch)
tree4c05883646908a8e60027ffe5edff71e95de08fd /org.jacoco.core/src/org
parent19ef126cf9f3d57bd7a6a147ef745531c751422a (diff)
downloadjacoco-18f571a764a9879bb8ceb95f7a23efa373a5a89c.tar.gz
Fix NPE in StringSwitchEcjFilter (#944)
Diffstat (limited to 'org.jacoco.core/src/org')
-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");