Merge pull request #6404 from trailofbits/Henrik/latest-polytracker-llvm

Using latests polytracker-llvm build on ubuntu focal.

Author: ESultanik

Dockerfile

@@ -1,4 +1,4 @@
-FROM trailofbits/polytracker-llvm:851cca46f066c7cbbc3cd0c876bb5e602c99afca
+FROM trailofbits/polytracker-llvm:f1385f079c2573f2b31834354310e7265a9bb4b3
 
 MAINTAINER Evan Sultanik <[email protected]>
 MAINTAINER Carson Harmon <[email protected]>

examples/Dockerfile-mupdf.demo

@@ -1,9 +1,10 @@
-FROM ubuntu:bionic AS sources
+FROM ubuntu:focal AS sources
 
 RUN mkdir -p /polytracker/the_klondike
 
 WORKDIR /polytracker/the_klondike
 
+ENV DEBIAN_FRONTEND=noninteractive 
 RUN apt-get update && apt-get -y upgrade && apt-get install -y git pkg-config
 
 RUN git clone --recursive git://git.ghostscript.com/mupdf.git

polytracker/src/taint_sources/taint_sources.cpp

@@ -443,10 +443,10 @@ EXT_C_FUNC int __dfsw_munmap(void *addr, size_t length, dfsan_label addr_label,
   return ret;
 }
 
-EXT_C_FUNC int __dfsw__IO_putc(int __c, FILE *__fp, dfsan_label c_label,
-                               dfsan_label fp_label, dfsan_label *ret_label) {
+EXT_C_FUNC int __dfsw__putc(int __c, FILE *__fp, dfsan_label c_label,
+                            dfsan_label fp_label, dfsan_label *ret_label) {
   *ret_label = 0;
-  return _IO_putc(__c, __fp);
+  return putc(__c, __fp);
 }
 EXT_C_FUNC int __dfsw_pthread_cond_broadcast(pthread_cond_t *cond,
                                              dfsan_label cond_label,