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-rw-r--r--src/compiler.js5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/compiler.js b/src/compiler.js
index 05a03ffb..96784cf3 100644
--- a/src/compiler.js
+++ b/src/compiler.js
@@ -172,7 +172,10 @@ RUNTIME_DEBUG = LIBRARY_DEBUG || GL_DEBUG;
// Settings sanity checks
assert(!(USE_TYPED_ARRAYS === 2 && QUANTUM_SIZE !== 4), 'For USE_TYPED_ARRAYS == 2, must have normal QUANTUM_SIZE of 4');
-assert(!(ASM_JS && ALLOW_MEMORY_GROWTH), 'Cannot grow asm.js heap');
+if (ASM_JS) {
+ assert(!ALLOW_MEMORY_GROWTH, 'Cannot grow asm.js heap');
+ assert((TOTAL_MEMORY&(TOTAL_MEMORY-1)) == 0, 'asm.js heap must be power of 2');
+}
// Output some info and warnings based on settings