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+These files are from compiler-rt,
+
+Last Changed Rev: 179380
+Last Changed Date: 2013-04-12 07:57:03 -0700 (Fri, 12 Apr 2013)
+
+===========================================================================
+
+Changes:
+
+ * add emscripten endianness to int_endianness.h
+ * add rem functions
+
+===========================================================================
+
+Compile with something like
+
+./emcc system/lib/compiler-rt/*.c -Isystem/lib/compiler-rt/ -o rt.bc
+./emcc -O2 -s ASM_JS=1 -g rt.bc -s LINKABLE=1
+manually replace Math_imul with Math.imul
+