diff options
Diffstat (limited to 'src/proguard/optimize/info/SideEffectMethodMarker.java')
| -rw-r--r-- | src/proguard/optimize/info/SideEffectMethodMarker.java | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/src/proguard/optimize/info/SideEffectMethodMarker.java b/src/proguard/optimize/info/SideEffectMethodMarker.java index 25fda72..f7953c0 100644 --- a/src/proguard/optimize/info/SideEffectMethodMarker.java +++ b/src/proguard/optimize/info/SideEffectMethodMarker.java @@ -2,7 +2,7 @@ * ProGuard -- shrinking, optimization, obfuscation, and preverification * of Java bytecode. * - * Copyright (c) 2002-2009 Eric Lafortune (eric@graphics.cornell.edu) + * Copyright (c) 2002-2013 Eric Lafortune (eric@graphics.cornell.edu) * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the Free @@ -41,8 +41,9 @@ implements ClassPoolVisitor, MemberVisitor, AttributeVisitor { - // A reusable object for checking whether instructions have side effects. - private final SideEffectInstructionChecker sideEffectInstructionChecker = new SideEffectInstructionChecker(false); + // Reusable objects for checking whether instructions have side effects. + private final SideEffectInstructionChecker sideEffectInstructionChecker = new SideEffectInstructionChecker(false, true); + private final SideEffectInstructionChecker initializerSideEffectInstructionChecker = new SideEffectInstructionChecker(false, false); // Parameters and values for visitor methods. private int newSideEffectCount; @@ -130,6 +131,11 @@ implements ClassPoolVisitor, byte[] code = codeAttribute.code; int length = codeAttribute.u4codeLength; + SideEffectInstructionChecker checker = + method.getName(clazz).equals(ClassConstants.INTERNAL_METHOD_NAME_CLINIT) ? + initializerSideEffectInstructionChecker : + sideEffectInstructionChecker; + // Go over all instructions. int offset = 0; do @@ -138,11 +144,11 @@ implements ClassPoolVisitor, Instruction instruction = InstructionFactory.create(code, offset); // Check if it may be throwing exceptions. - if (sideEffectInstructionChecker.hasSideEffects(clazz, - method, - codeAttribute, - offset, - instruction)) + if (checker.hasSideEffects(clazz, + method, + codeAttribute, + offset, + instruction)) { return true; } |