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-rw-r--r--src/library_gl.js2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/library_gl.js b/src/library_gl.js
index 8923435f..33aadb4b 100644
--- a/src/library_gl.js
+++ b/src/library_gl.js
@@ -1039,7 +1039,7 @@ var LibraryGL = {
glGetShaderSource: function(shader, bufSize, length, source) {
var result = Module.ctx.getShaderSource(GL.shaders[shader]);
- result.slice(0, bufSize - 1);
+ result = result.slice(0, bufSize - 1);
writeStringToMemory(result, source);
if (length) {
{{{ makeSetValue('length', '0', 'result.length', 'i32') }}};