<html>
    <head>
      <base href="https://llvm.org/bugs/" />
    </head>
    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - Clang unit test build failure with fatal error C1128: number of sections exceeded"
   href="https://llvm.org/bugs/show_bug.cgi?id=26089">26089</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>Clang unit test build failure with fatal error C1128: number of sections exceeded
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>clang
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>unspecified
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>PC
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Windows NT
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>P
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>libclang
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>unassignedclangbugs@nondot.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>jujjyl@gmail.com
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>klimek@google.com, llvm-bugs@lists.llvm.org
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Building trunk on Windows with Visual Studio 2015 gives

<span class="quote">>src\tools\clang\unittests\Tooling\RecursiveASTVisitorTestExprVisitor.cpp : fatal error C1128: number of sections exceeded object file format limit: compile with /bigobj</span >

<span class="quote">>src\tools\clang\unittests\ASTMatchers\ASTMatchersTest.cpp : fatal error C1128: number of sections exceeded object file format limit: compile with /bigobj</span >

With the following modifications, VS2015 is satisfied (though not sure if this
is the cleanest way):

diff --git a/unittests/ASTMatchers/CMakeLists.txt
b/unittests/ASTMatchers/CMakeLists.txt
index 3ace9fe..8971091 100644
--- a/unittests/ASTMatchers/CMakeLists.txt
+++ b/unittests/ASTMatchers/CMakeLists.txt
@@ -5,6 +5,10 @@ set(LLVM_LINK_COMPONENTS
 add_clang_unittest(ASTMatchersTests
   ASTMatchersTest.cpp)

+if (MSVC)
+  set_source_files_properties(ASTMatchersTest.cpp PROPERTIES COMPILE_FLAGS
/bigobj)
+endif()
+
 target_link_libraries(ASTMatchersTests
   clangAST
   clangASTMatchers
diff --git a/unittests/Tooling/CMakeLists.txt
b/unittests/Tooling/CMakeLists.txt
index 33b2046..5a0e297 100644
--- a/unittests/Tooling/CMakeLists.txt
+++ b/unittests/Tooling/CMakeLists.txt
@@ -19,6 +19,10 @@ add_clang_unittest(ToolingTests
   ReplacementsYamlTest.cpp
   )

+if (MSVC)
+  set_source_files_properties(RecursiveASTVisitorTestExprVisitor.cpp
PROPERTIES COMPILE_FLAGS /bigobj)
+endif()
+
 target_link_libraries(ToolingTests
   clangAST
   clangASTMatchers</pre>
        </div>
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